SI9181 Datasheet, PDF (5/10 Pages) Vishay Siliconix – Micropower 350-mA CMOS LDO Regulator With Error Flag/Power-On-Reset

Si9181
Vishay Siliconix
ORDERING INFORMATION
Part Number
Lead (Pb)-Free
Part Number Marking Voltage Temperature Range Package
Si9181DQ-15-T1 Si9181DQ-15-T1—E3
115
1.5 V
Si9181DQ-18-T1 Si9181DQ-18-T1—E3
118
1.8 V
Si9181DQ-20-T1 Si9181DQ-20-T1—E3
120
2.0 V
Si9181DQ-25-T1 Si9181DQ-25-T1—E3
125
2.5 V
Si9181DQ-28-T1 Si9181DQ-28-T1—E3
128
2.8 V
Si9181DQ-285-T1 Si9181DQ-285-T1—E3
285
2.85 V
Si9181DQ-29-T1 Si9181DQ-29-T1—E3
129
2.9 V
Si9181DQ-30-T1 Si9181DQ-30-T1—E3
130
3.0 V
Si9181DQ-33-T1 Si9181DQ-33-T1—E3
133
3.3 V
Si9181DQ-50-T1 Si9181DQ-50-T1—E3
150
5.0 V
Si9181DQ-AD-T1 Si9181DQ-AD-T1—E3
1AD
Adjustable
* Additional voltage options are available.
−40 to 85_C
TSSOP-8
Eval Kit
Temperature Range
Board Type
Si9181DB
−40 to 85_C
Surface Mount
TYPICAL CHARACTERISTICS (INTERNALLY REGULATED, 25_C UNLESS NOTED)
Dropout Voltage vs. Load Current
300
Dropout Characteristic
3.5
V_OUT = 3.3 V
250
200
150
100
3.0
R_LOAD = 16.5 W
2.5
2.0
1.5
1.0
50
0.5
0
0
100 200 300 400 500 600
I_LOAD (mA)
Dropout Voltage vs. Temperature
200
175
V_OUT = 3.3 V
I_OUT = 350 mA
150
I_OUT = 300 mA
125
100
75
50
25
0
−50 −25
0 25 50 75 100
Junction Temperature (_C)
I_OUT = 10 mA
I_OUT = 0 mA
125 150
Document Number: 71119
S-40694—Rev. D, 19-Apr-04
0.0
0
1
2
3
4
5
6
V_IN (V)
Dropout Voltage vs. V_OUT
300
250
200
I_OUT = 350 mA
150
I_OUT = 300 mA
100
50
I_OUT = 10 mA
0
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
V_OUT
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